THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS 25 Birch Street, Cambridge, MA 02138 USA Tel. 617-354-0484 Fax 617-354-0665 http://www.aavso.org * * * AAVSO NEWS FLASH * * * Subject: 0945+12 X LEO 1953+77 AB DRA No. 1172 1911-00 FO AQL 2053+25 VW VUL June 6, 2003 ---------------------------------------------------------------------------- NOTE: We would like to inform our observers that the AAVSO Validation File was updated today. The updated file and lists of changes made have been posted on our website. (http://www.aavso.org/validation.stm) Please be sure to update your copy of the AAVSO Validation File. Please note that this update does NOT include changes needed as a result of the publication of the 77th Name List (IBVS 5422). These changes will be made at a later date." ---------------------------------------------------------------------------- 0945+12 X LEONIS The dwarf nova type cataclysmic variable X LEO is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUN 04.4490 <13.8 SRX JUN 05.9063 13.2 OJR JUN 05.3875 12.7 MTH ---------------------------------------------------------------------------- 1911-00 FO AQUILAE The dwarf nova type (SS CYG subclass) cataclysmic variable FO AQL is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUN 04.4750 <14.7 LMK JUN 06.4611 13.9 LMK JUN 06.2778 13.7 SXN ---------------------------------------------------------------------------- 1953+77 AB DRACONIS The dwarf nova type (Z CAM subclass) cataclysmic variable AB DRA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUN 03.9556 <14.0 OJR JUN 05.9340 12.6 OJR JUN 04.0625 <13.1 OCR JUN 05.9513 12.7 OCR ---------------------------------------------------------------------------- 2053+25 VW VULPECULAE The dwarf nova type cataclysmic variable VW VUL appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUN 01.3264 <14.5 SXN JUN 06.2986 13.4 SXN ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: LMK - M. LINNOLT, USA OJR - J. OSORIO, SPAIN MTH - H. MATSUYAMA, JAPAN SRX - R. STUBBINGS, AUSTRALIA OCR - C. OTTEN, BELGIUM SXN - M. SIMONSEN, USA Please monitor these and other variable stars closely and phone-in, fax, or e-mail your observations to the AAVSO. Good observing! Janet A. Mattei, Director Rebecca Pellock, Technical Assistant ____________________________________________________________________________ Symbols may include: < = fainter than magnitude given (variable not seen) : = uncertain CCDV = Charge-coupled device with (V) filter If you would like to contribute to AAVSO NEWS FLASH, please send observations of unusual variable star activity to: observations@aavso.org Those who wish to subscribe (free of charge) or unsubscribe to NEWS FLASH may do so by visiting the following web page: http://www.aavso.org If you would like data from the AAVSO International Database for research purposes, please send your request to: Janet Mattei, AAVSO Director, at aavso@aavso.org An archive of past issues of the News Flash is available at the following web page: http://www.aavso.org/newsflash/ We look forward to including your observations in future editions of AAVSO NEWS FLASH! ____________________________________________________________________________